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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Tyronellidae
Taxonomy
Tyronellidae was named by Mitchell (1977).
It was assigned to Orthida by Mitchell (1977); and to Dalmanelloidea by Williams et al. (2000).
It was assigned to Orthida by Mitchell (1977); and to Dalmanelloidea by Williams et al. (2000).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1977 | Tyronellidae Mitchell |
| 2000 | Tyronellidae Williams et al. p. 822 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Fm. †Tyronellidae Mitchell 1977
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G. †Didymoparcium
G. †Tyronella Mitchell 1977
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†Tyronella killeyensis Mitchell 1977
†Tyronella siugensis Hints 2012
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Dobrotivian to the top of the Late/Upper Emsian or 459.00000 to 391.90000 Ma
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Dobrotivian - Berounian | Portugal | Tyronella sp. (20876 20931) | |
| Richmondian | United Kingdom (Northern Ireland) | Tyronella killeyensis (89260) | |
| Ashgill | Canada (Quebec) | Tyronella quebecensis (11703) | |
| Ashgill | Canada (Québec) | Tyronella quebecensis (28137 28138) | |
| Cautleyan | United Kingdom | Tyronella killeyensis (163263) | |
| Porkuni | Estonia (Lääne-Viru) | Tyronella siugensis (87313) | |
| Late/Upper Emsian | Canada (Yukon Territory) | Didymoparcium costata (26659) |